html,body{
    margin: 0;
    padding: 0;
}
p,ul,li,h5{
    padding: 0;
    margin: 0;
    list-style: none;
}
*{
    -webkit-box-sizing: content-box;
    -moz-box-sizing:content-box;
    box-sizing:content-box ;
}
.box{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.block{
    display: block;
}
.flex{
    display:-webkit-box;
    display:-webkit-flex;
    display:flex;
}
.flex-sp-b{
    justify-content: space-between;
    -webkit-justify-content: space-between;
}
.flex-sp-a{
    justify-content: space-around;
    -webkit-justify-content: space-around;
}
.flex-sp-c{
    justify-content: center;
    -webkit-justify-content: center;
}
.flex-sp-end{
    justify-content: flex-end;
    -webkit-justify-content: flex-end;
}
.flex-cz-c{
    -webkit-align-items:center;
    align-items:center;
}
.flex-grow-1{
    flex-grow:1;
}
.flex-row{
    flex-direction: row;
    -ms-flex-direction: row
}
.flex-column{
    flex-direction: column;
    -ms-flex-direction: column;
}